Hengill, Iceland - Hengill was formed from a Palagomite tuff, it is a central volcano and has a giant magma chamber beneath it. When thick basalt lava flows cool, they form hexagonal cracks, called columnar joints
Facts You Never Knew Taiwan Blue Magpies. The Taiwan Blue Magpie also called "long-tailed mountain lady", is a member of the Crow family. It is an endemic species living in the mountains of Taiwan at elevations of 300 to
You might know some of the world's most famous waterfalls, like Niagara and Victoria, but what about Kaieteur Falls or Gullfoss? Here are 15 of our favorite cascades (and their respective heights) from around the globe.